File:HES IBM 2250 Console grlloyd Mar1969 02.png

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Original file ‎(9,336 × 6,480 pixels, file size: 45.22 MB, MIME type: image/png)

Captions

Captions

IBM 2250 display with light pen and text from Hypertext Editing System (HES)

Summary

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Description
English: Brown University 'Hypertext Editing System' (HES) Mar 1969. IBM 2250 Model I Graphics Display Unit with vector graphic CRT and light pen. Demonstrated by Alan Brown, Brown University Computer Science student. Photo by Greg Lloyd.
Date
Source Own work
Author Gregory Lloyd
Camera location41° 49′ 33.24″ N, 71° 23′ 55.68″ W Kartographer map based on OpenStreetMap.View this and other nearby images on: OpenStreetMapinfo

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Date/TimeThumbnailDimensionsUserComment
current19:28, 14 June 2020Thumbnail for version as of 19:28, 14 June 20209,336 × 6,480 (45.22 MB)Grlloyd (talk | contribs)Uploaded own work with UploadWizard

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